/**
 * Copyright (c) 2015-2022, Michael Yang 杨福海 (fuhai999@gmail.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.jboot.app;

public class JdkUtil {

    public static boolean isJdk1x() {
        //1.8.0_261
        String javaVersion = System.getProperty("java.version");
        return javaVersion != null && javaVersion.startsWith("1.");
    }


    public static boolean isJdk11To19() {
        //17.0.1
        String javaVersion = System.getProperty("java.version");
        return javaVersion != null && javaVersion.startsWith("1")
                && javaVersion.indexOf(".") == 2;
    }


}
